[INFO] cloning repository https://github.com/the-rectifier/ace411_sudoku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/the-rectifier/ace411_sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe-rectifier%2Face411_sudoku", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe-rectifier%2Face411_sudoku'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 666eb7d14f4e0521a47cb0b2192b967feaddfce3
[INFO] checking the-rectifier/ace411_sudoku against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe-rectifier%2Face411_sudoku" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/the-rectifier/ace411_sudoku
[INFO] finished tweaking git repo https://github.com/the-rectifier/ace411_sudoku
[INFO] tweaked toml for git repo https://github.com/the-rectifier/ace411_sudoku written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/the-rectifier/ace411_sudoku on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/the-rectifier/ace411_sudoku already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `ace411_sudoku` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-6-tc1/source/target/.../ace411_sudoku
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `ace411-sudoku`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 - name = "ace411_sudoku"
[INFO] [stderr] 17 + name = "ace411-sudoku"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ace411-sudoku`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:18:19
[INFO] [stderr]    |
[INFO] [stderr] 18 ~ version = "2.0.0"
[INFO] [stderr] 19 + [[bin]]
[INFO] [stderr] 20 + name = "ace411-sudoku"
[INFO] [stderr] 21 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `ace411_sudoku` (manifest) generated 1 warning
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simplelog v0.11.1
[INFO] [stderr]   Downloaded CoreFoundation-sys v0.1.4
[INFO] [stderr]   Downloaded strum_macros v0.23.1
[INFO] [stderr]   Downloaded mach v0.1.2
[INFO] [stderr]   Downloaded strum v0.23.0
[INFO] [stderr]   Downloaded pkg-config v0.3.24
[INFO] [stderr]   Downloaded IOKit-sys v0.1.5
[INFO] [stderr]   Downloaded libudev v0.2.0
[INFO] [stderr]   Downloaded termcolor v1.1.2
[INFO] [stderr]   Downloaded cc v1.0.72
[INFO] [stderr]   Downloaded sudoku v0.7.0
[INFO] [stderr]   Downloaded serialport v4.0.1
[INFO] [stderr]   Downloaded textwrap v0.14.2
[INFO] [stderr]   Downloaded clap v3.0.5
[INFO] [stderr]   Downloaded syn v1.0.85
[INFO] [stderr]   Downloaded anyhow v1.0.52
[INFO] [stderr]   Downloaded indexmap v1.8.0
[INFO] [stderr]   Downloaded nix v0.16.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 6cfb8b8bca7447db8d10c0c5abcd06d4dc0d58672ded95c3f5f0aaca8378ca75
[INFO] running `Command { std: "docker" "start" "6cfb8b8bca7447db8d10c0c5abcd06d4dc0d58672ded95c3f5f0aaca8378ca75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cfb8b8bca7447db8d10c0c5abcd06d4dc0d58672ded95c3f5f0aaca8378ca75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6cfb8b8bca7447db8d10c0c5abcd06d4dc0d58672ded95c3f5f0aaca8378ca75" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cfb8b8bca7447db8d10c0c5abcd06d4dc0d58672ded95c3f5f0aaca8378ca75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6cfb8b8bca7447db8d10c0c5abcd06d4dc0d58672ded95c3f5f0aaca8378ca75" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `ace411_sudoku` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../ace411_sudoku
[INFO] [stderr]    |                          ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `ace411-sudoku`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 - name = "ace411_sudoku"
[INFO] [stderr] 17 + name = "ace411-sudoku"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ace411-sudoku`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:18:19
[INFO] [stderr]    |
[INFO] [stderr] 18 ~ version = "2.0.0"
[INFO] [stderr] 19 + [[bin]]
[INFO] [stderr] 20 + name = "ace411-sudoku"
[INFO] [stderr] 21 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `ace411_sudoku` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling anyhow v1.0.52
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking pad v0.1.6
[INFO] [stderr]     Checking strum v0.23.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking clap v3.0.5
[INFO] [stderr]     Checking libudev v0.2.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking sudoku v0.7.0
[INFO] [stderr]     Checking simplelog v0.11.1
[INFO] [stderr]     Checking serialport v4.0.1
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling strum_macros v0.23.1
[INFO] [stderr]     Checking structopt v0.3.25
[INFO] [stderr]     Checking ace411_sudoku v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]   --> src/main.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | mod lib;
[INFO] [stdout]    | ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: lib.rs is the root of this crate's library target
[INFO] [stdout]    = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]    = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]   --> src/main.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | mod lib;
[INFO] [stdout]    | ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: lib.rs is the root of this crate's library target
[INFO] [stdout]    = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]    = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `clap`
[INFO] [stderr]  --> Cargo.toml:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | clap = "3.0.5"
[INFO] [stderr]   | ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `clap`
[INFO] [stderr] warning: `ace411_sudoku` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.09s
[INFO] running `Command { std: "docker" "inspect" "6cfb8b8bca7447db8d10c0c5abcd06d4dc0d58672ded95c3f5f0aaca8378ca75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cfb8b8bca7447db8d10c0c5abcd06d4dc0d58672ded95c3f5f0aaca8378ca75", kill_on_drop: false }`
[INFO] [stdout] 6cfb8b8bca7447db8d10c0c5abcd06d4dc0d58672ded95c3f5f0aaca8378ca75
